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Finding the Fourth Proportional to 173,145.80, 259,937.40 and 93,247.40

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Solution

The fourth proportional to 173,145.80, 259,937.40 and 93,247.40 is: 139,988.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,145.80 : 259,937.40 = 93,247.40 : x
  2. Step 2: Convert to fraction form
    173,145.80/259,937.40 = 93,247.40/x
  3. Step 3: Cross multiply
    173,145.80x = 259,937.40 × 93,247.40
  4. Step 4: Simplify right side
    173,145.80x = 24,238,486,712.76
  5. Step 5: Solve for x
    x = 24,238,486,712.76/173,145.80
  6. Step 6: Final answer
    x = 139,988.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.